Network Technologies
This question refers to the scenario at the end of the chapter, in “Configuring a Small Office Network.” What password is the most complex?
C.
The network password for clients to use is Tx$pr4y2.
Because it is the most complex
Which of the following connectivity options gives you the best mobility?
Cellular networks give you the best mobility, with a range of up to several miles. Even then, unless you go out of the range of a tower completely, you will be handed over to the next cell tower.
What kind of network is specifically associated with Bluetooth devices?
C.
Bluetooth devices create personal area networks (PANs) called piconets. Multiple piconets can be connected to form a scatternet.
Which of the following storage devices is an external hard drive with its own file management software?
A. NAS
B. DAS
C. Network drive
D. Cloud
A.Network attached storage (NAS) is an external hard drive (or multiple hard drives)complete with its own file management and sharing software.
What is the secure file transfer protocol that uses SSH for security?
A. FTPS
B. SFTP
C. HTTPS
D. SHTTP
B.The Secure File Transfer Protocol (SFTP), also called the SSH File Transfer Protocol, uses SSH for security. It also uses port 22.
Which one of the following types of network connections can give you the highest data transfer rates?
Your friend Maria asks you which of the following are the most secure. What do you tell her?
D.
Wired connections are more secure than wireless ones, and the only wired connection listed is UTP.
If you were setting up a network on one floor of an office building, what type of network would that most likely be?
A.
A small network in one geographical location is a local area network (LAN). It could be either peer-to-peer or client-server depending on how you set it up.
You want to reconnect to a shared folder on a server every time your laptop restarts. What do you need to configure?
C.
A network drive is a mapped logical drive on your computer, pointing to a shared drive on another computer.
You have eight computers located in one office building and want to share resources among them. All computers are running Windows 7. What is the easiest option to configure to share files and folders?
A. Workgroup
B. Homegroup
C. PAN
D. LAN
B.
Since all computers are running Windows 7 or newer, you can configure them as a homegroup to share resources. Homegroups are easier to configure and share resources within than workgroups.
You have a scenario where you need to disable the guest network on your wireless router. You try to log in, but your password does not work. After several attempts you realize you forgot your password. What can you do?
D.
Wireless routers will have a reset button on their bottom or back. Press and hold the button for about 30 seconds and the router will reset to factory specifications. If you never changed the password, then using admin would work, but I am hoping you changed the password!
Your friend Michael is setting up a wireless network and asks you which security option he should choose to make the network the most secure. What do you suggest?
C.
WPA2 is the most secure wireless security protocol in use today.
What is a CAN
Campus Area Network
Setup usually at a University
Which of the following storage devices is an external hard drive with its own file management software?
A.
Network attached storage (NAS) is an external hard drive (or multiple hard drives) complete with its own file management and sharing software.
HTTPS uses which of the following to secure its
connection? (Select two.)
A. SSH
B. TLS
C. SSL
D.HASH
B, C.
HTTP S can use either TLS or SSL for encryption of its connection.
You are configuring a wireless router to let clients get on the Internet while using private IP addresses. In this scenario, which of the following services do you need to make sure is enabled on the router?
C.
Network Address Translation (NAT) is a service run on a router that translates private IP addresses into a public IP address, so you can get on the Internet.
Which one of the following addresses is considered a private IP address?
A.
Addresses that are in the 192.168.x.x range are private IP addresses, as are those in the 10.x.x.x range and the 172.16.x.x–172.31.x.x range.
What type of network model is setup for a City?
Metropolitan Area Network is used to connect a network across a city
Which technology refers to online storage, and means that there is not a one-to-one relationship between the hardware and the server?
B.
Cloud computing uses virtualization, which means that multiple servers can be created on one physical server.
Your computer is quickly running out of hard drive space, and you need to transfer several large files from another computer to yours. You need a fast and cheap solution. What type of storage should you get?
A. NAS
B. DAS
C. Network drive
D. P2P
B.Direct attached storage (DAS) is the best choice here for quick and cheap storage. DAS can be as simple as an external hard drive.
You are configuring a computer to participate on a network. Which of the following are mandatory? (Choose two.)
A, D.
For network communications on a TCP/IP network, an IP address and a subnet mask are required. If you want to communicate outside your network, a default gateway is also required. DHCP servers automatically assign clients IP configuration information.
On Monday, you log into your computer at work, but you are not able to access any network resources. You run ipconfig and see that your IP address is 169.254.18.53. What is the most likely cause of the problem?
B.
The DHCP server automatically configures clients with TCP/IP information. If the server is not able to provide information, your computer will automatically configure itself with an APIPA address, which starts with 169.254.
Largest Network model
Wide Area Network
Google Docs is an example of which type of cloud computing?
A. SaaS
B. IaaS
C. PaaS
D. GaaS
A.
Google Drive and Google Docs are examples of Software as a Service, or SaaS.
What type of network model is also called a domain?
A. LAN
B. WAN
C. Peer-to-peer
D. Client-server
D. Client-server networks are also called domains. A server (or multiple servers)manages security and is often called a domain controller.